APPLICATIONS OF DIFFERENTIAL SUBORDINATION AND SUPERORDINATION

C. Ganesamoorthy, N. Marikkannan, M. P. Jeyaraman


Abstract


In the present investigation we obtain asndwich theorems for certain subclass of analytic functions defined by convolution. Our results generalizes several well known results.

DOI : http://dx.doi.org/10.22342/jims.14.1.62.47-56


Keywords


Starlike functions, convex functions, K-convex functions, Hadamard product, differential subordination, differential superordination.

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p-ISSN:2086-8952e-ISSN:2460-0245